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Why we built Lightpanda in Zig
We chose Zig over C++ and Rust because we wanted a simple, modern systems language. Here's what we learned building a browser with it.
The AI-native web browser built from scratch for machines. Not a fork. Not a patch. Fast, scalable web automation with a minimal memory footprint. 10x faster, 10x less RAM, and 100x better than Chrome headless.
Visit lightpanda.io → On Hacker News Dec 2025 – Jan 2026
We chose Zig over C++ and Rust because we wanted a simple, modern systems language. Here's what we learned building a browser with it.
We replaced LibDOM with a custom Zig implementation for better cohesion across events, Custom Elements, and ShadowDOM. Here's how we built it and what we learned along the way.